Arcee AI is an open intelligence lab dedicated to developing frontier AI models. They have launched three models within six months, all with open weights and real benchmarks. Their focus is on creating models that matter, improve continuously through online reinforcement learning, and scale efficiently. They are also involved in research and offer a Trinity Builders Program for developers, researchers, and open-source builders.
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Columns5| Company | Markets | New markets | Momentum | Activity | Expansion score |
|---|---|---|---|---|---|
 Arcee AIYou | 0 | 0 | — | 0 | 0 |
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Trinity Large Thinking (free) - API Pricing & Benchmarks
EndedArcee launches Trinity, an open-weight MoE model family trained in the US, offering strong reasoning and full control for developers.
Arcee AI released Trinity Large Thinking, an open-source reasoning model with strong performance in PinchBench and agentic workloads, available free for five days on OpenRouter.
Arcee released Trinity-Large-Thinking, a 399-billion parameter open-source AI model under Apache 2.0 license, trained on 2048 NVIDIA B300 GPUs with $20M investment, competing with leading closed models.
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